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Finding the Fourth Proportional to 285,832.76, 394,627.56 and 184,034.72

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Solution

The fourth proportional to 285,832.76, 394,627.56 and 184,034.72 is: 254,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,832.76 : 394,627.56 = 184,034.72 : x
  2. Step 2: Convert to fraction form
    285,832.76/394,627.56 = 184,034.72/x
  3. Step 3: Cross multiply
    285,832.76x = 394,627.56 × 184,034.72
  4. Step 4: Simplify right side
    285,832.76x = 72,625,172,508.88
  5. Step 5: Solve for x
    x = 72,625,172,508.88/285,832.76
  6. Step 6: Final answer
    x = 254,082.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.